limestonenoun [ U ]
uk/ˈlaɪm.stəʊn/us/ˈlaɪm.stoʊn/a white or light grey rock that is used as a building material and in the making of cement
Thesaurus: synonyms and related words
Building materials
- adobe
- airbrick
- asbestos
- asphalt
- bitumen
- boarding
- flagstone
- flitch
- floorboard
- flooring
- hard core
- lacquer
- putty
- razor wire
- reinforced concrete
- roofing
- rubble
- shingle
- siding
- weatherboarding
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Geology: types of rock